Snow and rising sea levels may have triggered Japan's earthquake swarm

Snow may have weakened fractures and faults underground and contributed to earthquakes in Japan Suzuki Kaku/Alamy A years-long swarm of thousands of earthquakes in Japan was probably triggered by h… [+330 chars]

Snow and rising sea levels may have triggered Japan's earthquake swarm

Snow and rising sea levels may have triggered Japan's earthquake swarm

Snow and rising sea levels may have triggered Japan's earthquake swarm

Snow and rising sea levels may have triggered Japan's earthquake swarm

Snow and rising sea levels may have triggered Japan's earthquake swarm